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-rw-r--r--CMakeLists.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 69bb5abe4c..3f787b6dfb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -80,9 +80,9 @@ if(APPLE AND CMAKE_CXX_COMPILER_ID MATCHES ".*Clang")
# -Wno-error=unused-command-line-argument is required due to https://llvm.org/bugs/show_bug.cgi?id=7798
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=unused-command-line-argument")
endif()
-set(CMAKE_CXX_FLAGS_RELEASE "-Os -DNDEBUG")
-set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -DNDEBUG")
-set(CMAKE_CXX_FLAGS_SANITIZE "-O1 -g -fno-omit-frame-pointer -fno-optimize-sibling-calls")
+set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Os -DNDEBUG")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -O3 -DNDEBUG")
+set(CMAKE_CXX_FLAGS_SANITIZE "${CMAKE_CXX_FLAGS_SANITIZE} -O1 -g -fno-omit-frame-pointer -fno-optimize-sibling-calls")
if(CMAKE_CXX_COMPILER_ID MATCHES ".*Clang")